Home / 268,001.66-401,941.10-159,961.50

Finding the Fourth Proportional to 268,001.66, 401,941.10 and 159,961.50

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Solution

The fourth proportional to 268,001.66, 401,941.10 and 159,961.50 is: 239,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,001.66 : 401,941.10 = 159,961.50 : x
  2. Step 2: Convert to fraction form
    268,001.66/401,941.10 = 159,961.50/x
  3. Step 3: Cross multiply
    268,001.66x = 401,941.10 × 159,961.50
  4. Step 4: Simplify right side
    268,001.66x = 64,295,100,467.84
  5. Step 5: Solve for x
    x = 64,295,100,467.84/268,001.66
  6. Step 6: Final answer
    x = 239,905.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.